Laboratory Advisory
CDC, HAN Health Advisory
The Centers for Disease Control and Prevention (CDC) issued a Health Alert Network (HAN) Health Advisory on August 13, 2024 to inform healthcare providers of increased activity of parvovirus B19 in the United States.
What is parvovirus B19?
Parvovirus B19 is a type of virus that's causes fifth disease. Fifth disease is a common childhood infection that causes a characteristic "slapped cheek" rash. It's usually mild, but the infection can be more serious in people with weakened immune systems.
There is no specific treatment for parvovirus B19 infection. Treatment is supportive and includes rest, fluids, and pain relievers.
How does parvovirus B19 spread?
Parvovirus B19 spreads through contact with respiratory droplets from an infected person. This can happen when an infected person coughs, sneezes, or talks.
Parvovirus B19 can also be spread through contact with infected blood or blood products.
What are the symptoms of parvovirus B19?
The most common symptom of parvovirus B19 is a "slapped cheek" rash. This rash typically starts on the face and spreads to the trunk and limbs.
Other symptoms of parvovirus B19 can include:
- Fever
- Chills
- Headache
- Muscle aches
- Joint pain
- Fatigue
How is parvovirus B19 diagnosed?
Parvovirus B19 is diagnosed with a blood test. The blood test can detect antibodies to the virus.
How can parvovirus B19 be prevented?
There is no vaccine to prevent parvovirus B19 infection. However, there are some general precautions that can help to reduce the risk of infection, including:
- Avoiding contact with people who are sick.
- Washing your hands frequently with soap and water.
- Covering your mouth and nose when you cough or sneeze.
- Cleaning and disinfecting surfaces that may be contaminated with the virus.
- Staying home from work or school if you're sick.
- Getting enough rest.
- Drinking plenty of fluids.
What should I do if I think I have parvovirus B19?
If you think you have parvovirus B19, it's important to see your doctor. Your doctor can confirm the diagnosis and recommend treatment options.
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